diff --git a/CMakeLists.txt b/CMakeLists.txt
index 08ec998..b5ab0c7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -42,6 +42,44 @@ OPTION( USE_QT4                      "Build with QT4"           OFF )
 ADD_FEATURE_INFO(Fervor USE_FERVOR "Fervor lib includes check for updates feature.")
 ADD_FEATURE_INFO(WErrors PLAYUVER_WERROR "Warnings as errors"  )
 
+#####################################################################################
+# Qt library
+######################################################################################
+
+IF( USE_QT4 )
+  SET( DEPENDENCIES_STRING "${DEPENDENCIES_STRING}QT4" )
+  FIND_PACKAGE( Qt4 REQUIRED COMPONENTS QtCore QtGui QtNetwork QtWebKit )
+  FIND_PACKAGE( Qt4 COMPONENTS QtDBus )
+  IF( NOT QT4_FOUND )
+      SET(USE_QT4 FALSE)
+  ELSE()
+    INCLUDE( ${QT_USE_FILE} )
+    ADD_DEFINITIONS( ${QT_DEFINITIONS} )
+    SET( QT_LINKER_LIBS ${QT_LIBRARIES} )
+  ENDIF()
+ENDIF()
+
+IF( NOT USE_QT4 )
+
+  SET( DEPENDENCIES_STRING "${DEPENDENCIES_STRING}QT5" )
+
+  FIND_PACKAGE( Qt5 REQUIRED COMPONENTS Core Gui Widgets )
+# #   FIND_PACKAGE( Qt5 COMPONENTS DBus )
+
+
+  LIST(APPEND QT_LINKER_LIBS Qt5::Core Qt5::Gui Qt5::Widgets )
+  LIST(APPEND QT_MODULES Core Gui Widgets )
+  IF( ${Qt5DBus_FOUND} )
+    SET( USE_QTDBUS ${Qt5DBus_FOUND} )
+    LIST(APPEND QT_LINKER_LIBS Qt5::DBus )
+    LIST(APPEND QT_MODULES DBus )
+  ENDIF()
+
+  INCLUDE_DIRECTORIES( ${Qt5Core_INCLUDE_DIRS} ${Qt5Gui_INCLUDE_DIRS} ${Qt5Widgets_INCLUDE_DIRS} ${Qt5DBus_INCLUDE_DIRS})
+  SET( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${Qt5Core_EXECUTABLE_COMPILE_FLAGS}" )
+
+ENDIF()
+
 ######################################################################################
 # Dependencies
 ######################################################################################
@@ -64,32 +102,6 @@ IF( WIN32 )
   INCLUDE( cmake/Win32.cmake )
 ENDIF()
 
-#####################################################################################
-# Qt library
-######################################################################################
-
-IF( USE_QT4 )
-  SET( DEPENDENCIES_STRING "${DEPENDENCIES_STRING}QT4" )
-  FIND_PACKAGE( Qt4 REQUIRED QtCore QtGui QtNetwork QtWebKit )
-  IF( NOT QT4_FOUND )
-      SET(USE_QT4 FALSE)
-  ELSE()
-    INCLUDE( ${QT_USE_FILE} )
-    ADD_DEFINITIONS( ${QT_DEFINITIONS} )
-    SET( QT_LINKER_LIBS ${QT_LIBRARIES} )
-  ENDIF()
-ENDIF()
-
-IF( NOT USE_QT4 )
-  SET( DEPENDENCIES_STRING "${DEPENDENCIES_STRING}QT5" )
-  FIND_PACKAGE( Qt5 REQUIRED Core Gui Widgets DBus )
-  INCLUDE_DIRECTORIES( ${Qt5Core_INCLUDE_DIRS} ${Qt5Gui_INCLUDE_DIRS} ${Qt5Widgets_INCLUDE_DIRS} ${Qt5DBus_INCLUDE_DIRS})
-  # Add compiler flags for building executables (-fPIE)
-  SET( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${Qt5Core_EXECUTABLE_COMPILE_FLAGS}" )
-  LIST(APPEND QT_LINKER_LIBS Qt5::Core Qt5::Gui Qt5::Widgets Qt5::DBus )
-  LIST(APPEND QT_MODULES Core Gui Widgets )
-ENDIF()
-
 ######################################################################################
 # Configuration
 ######################################################################################
diff --git a/app/CMakeLists.txt b/app/CMakeLists.txt
index 2ff5b94..1ef8d42 100644
--- a/app/CMakeLists.txt
+++ b/app/CMakeLists.txt
@@ -15,7 +15,6 @@ set(plaYUver_App_SRCS
     PlaYUVerAppModuleIf.cpp
     GridManager.cpp
     Settings.cpp
-    PlaYUVerAppAdaptor.cpp
 # Dialogs
     AboutDialog.cpp
     ConfigureFormatDialog.cpp
@@ -31,6 +30,10 @@ set(plaYUver_App_SRCS
     WidgetFrameNumber.cpp
 )
 
+IF( USE_QTDBUS )
+  LIST( APPEND plaYUver_App_SRCS  PlaYUVerAppAdaptor.cpp )
+ENDIF()
+
 set(plaYUver_App_UI "" )
 
 set(plaYUver_App_RCC
diff --git a/app/PlaYUVerAppAdaptor.h b/app/PlaYUVerAppAdaptor.h
index 55a0b23..e85f531 100644
--- a/app/PlaYUVerAppAdaptor.h
+++ b/app/PlaYUVerAppAdaptor.h
@@ -25,6 +25,10 @@
 #ifndef __PlaYUVerAppAdaptor_H__
 #define __PlaYUVerAppAdaptor_H__
 
+#include <QDBusConnectionInterface>
+#include <QDBusInterface>
+#include <QDBusMessage>
+#include <QDBusReply>
 #include <QtDBus>
 #include <QtCore>
 
diff --git a/app/main.cpp b/app/main.cpp
index 94ddd34..274c42e 100644
--- a/app/main.cpp
+++ b/app/main.cpp
@@ -25,13 +25,11 @@
 #include "config.h"
 #include "lib/PlaYUVerDefs.h"
 #include <QApplication>
-#include <QDBusConnectionInterface>
-#include <QDBusInterface>
-#include <QDBusMessage>
-#include <QDBusReply>
-#include "PlaYUVerAppAdaptor.h"
 #include "plaYUVerApp.h"
 #include "SubWindowHandle.h"
+#ifdef USE_QTDBUS
+#include "PlaYUVerAppAdaptor.h"
+#endif
 #ifdef USE_FERVOR
 #include "fvupdater.h"
 #endif
@@ -53,6 +51,7 @@ int main( int argc, char *argv[] )
   QApplication::setOrganizationName( "pixlra" );
   QApplication::setOrganizationDomain( "playuver.pixlra" );
 
+#ifdef USE_QTDBUS
   /**
    * use dbus, if available
    * allows for resuse of running Kate instances
@@ -128,6 +127,8 @@ int main( int argc, char *argv[] )
   /**
    * if we arrive here, we need to start a new playuver instance!
    */
+  QDBusConnection::sessionBus().registerService( PLAYUVER_DBUS_SESSION_NAME );
+#endif
   plaYUVerApp mainwindow;
   mainwindow.show();
   mainwindow.parseArgs( argc, argv );
@@ -136,7 +137,7 @@ int main( int argc, char *argv[] )
   FvUpdater::sharedUpdater()->SetDependencies(DEPENDENCIES_STRING);
 #endif
 
-  QDBusConnection::sessionBus().registerService( PLAYUVER_DBUS_SESSION_NAME );
+
 
   return application.exec();
 }
diff --git a/app/plaYUVerApp.cpp b/app/plaYUVerApp.cpp
index 3269bf0..933ca2e 100644
--- a/app/plaYUVerApp.cpp
+++ b/app/plaYUVerApp.cpp
@@ -27,6 +27,9 @@
 #ifdef USE_FERVOR
 #include "fvupdater.h"
 #endif
+#ifdef USE_QTDBUS
+#include "PlaYUVerAppAdaptor.h"
+#endif
 
 #include "plaYUVerApp.h"
 #include "DialogSubWindowSelector.h"
@@ -43,13 +46,13 @@ plaYUVerApp::plaYUVerApp()
 
   setWindowModality( Qt::ApplicationModal );
 
-  // dbus
+  // DBus
+#ifdef USE_QTDBUS
   m_pDBusAdaptor = new PlaYUVerAppAdaptor(this);
+#endif
 
   mdiArea = new PlaYUVerMdiArea;
   setCentralWidget( mdiArea );
-  //mdiArea->setHorizontalScrollBarPolicy( Qt::ScrollBarAsNeeded );
-  //mdiArea->setVerticalScrollBarPolicy( Qt::ScrollBarAsNeeded );
   mdiArea->setActivationOrder( QMdiArea::ActivationHistoryOrder );
 
   connect( mdiArea, SIGNAL( subWindowActivated(QMdiSubWindow*) ), this, SLOT( chageSubWindowSelection() ) );
diff --git a/app/plaYUVerApp.h b/app/plaYUVerApp.h
index feb498c..487ab7b 100644
--- a/app/plaYUVerApp.h
+++ b/app/plaYUVerApp.h
@@ -33,7 +33,6 @@
 #endif
 #include <QMainWindow>
 #include "lib/PlaYUVerDefs.h"
-#include "PlaYUVerAppAdaptor.h"
 #include "SubWindowHandle.h"
 #include "ModulesHandle.h"
 #include "PropertiesSidebar.h"
@@ -45,6 +44,7 @@ namespace plaYUVer
 {
 
 class PlaYUVerStream;
+class PlaYUVerAppAdaptor;
 
 class plaYUVerApp: public QMainWindow
 {
diff --git a/config.h.in b/config.h.in
index 8e7c4a0..fd3f5b0 100644
--- a/config.h.in
+++ b/config.h.in
@@ -45,6 +45,9 @@
   #define QT_VERSION_PLAYUVER 4
 #endif
 
+/* QtDBus */
+#cmakedefine USE_QTDBUS
+
 #cmakedefine PLAYUVER_THREADED_MODULES
 
 /* OpenCV */